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Shop Boy’s Sweaters at up to 90% off estimated retail! thredUP has a huge selection of gently used Boy’s Sweaters from brands like Gymboree, Baby Gap or Polo by Ralph Lauren at thredUP.

0-3 moRemove filter
31 items
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    Disney Baby Cardigan (view 2)Disney Baby Cardigan (view 1)
    View Product: Disney Baby Cardigan

    Disney Baby

    Cardigan
    Size 0-3 mo
    $15.99
    27% off estimated retail
    Baby Gap Zip Up Hoodie (view 2)Baby Gap Zip Up Hoodie (view 1)
    View Product: Baby Gap Zip Up Hoodie

    Baby Gap

    Zip Up Hoodie
    Size 0-3 mo
    $16.99
    56% off estimated retail
    Baby Gap Cardigan (view 2)Baby Gap Cardigan (view 1)
    View Product: Baby Gap Cardigan

    Baby Gap

    Cardigan
    Size 0-3 mo
    $18.99 $15.19 20% off with code HOTDEAL
    56% off estimated retail
    Little Lad Cardigan (view 2)Little Lad Cardigan (view 1)
    View Product: Little Lad Cardigan

    Little Lad

    Cardigan
    Size 0-3 mo
    $15.99 $11.99 25% off with code HOTDEAL
    71% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Maison Me Cardigan (view 2)Maison Me Cardigan (view 1)
    View Product: Maison Me Cardigan

    Maison Me

    Cardigan
    Size 0-3 mo
    $16.99 $12.74 25% off with code HOTDEAL
    74% off estimated retail
    Star Wars Pullover Sweater (view 2)Star Wars Pullover Sweater (view 1)
    View Product: Star Wars Pullover Sweater

    Star Wars

    Pullover Sweater
    Size 0-3 mo
    $15.99 $11.99 25% off with code HOTDEAL
    27% off estimated retail
    The Children's Place Sweater Vest (view 2)The Children's Place Sweater Vest (view 1)
    View Product: The Children's Place Sweater Vest

    The Children's Place

    Sweater Vest
    Size 0-3 mo
    $13.99 $11.19 20% off with code HOTDEAL
    42% off estimated retail
    The Beaufort Bonnet Company Pullover Sweater (view 2)The Beaufort Bonnet Company Pullover Sweater (view 1)
    View Product: The Beaufort Bonnet Company Pullover Sweater

    The Beaufort Bonnet Company

    Pullover Sweater
    Size 0-3 mo
    $32.99 $23.09 30% off with code HOTDEAL
    70% off estimated retail
    Nirvana Sweatshirt (view 2)Nirvana Sweatshirt (view 1)
    View Product: Nirvana Sweatshirt

    Nirvana

    Sweatshirt
    Size 0-3 mo
    $12.99 $10.39 20% off with code HOTDEAL
    62% off estimated retail
    Gap x Disney Pullover Hoodie (view 2)Gap x Disney Pullover Hoodie (view 1)
    View Product: Gap x Disney Pullover Hoodie

    Gap x Disney

    Pullover Hoodie
    Size 0-3 mo
    $22.99 $13.79 40% off with code HOTDEAL
    56% off estimated retail
    Mon Cheri Baby Zip Up Hoodie (view 2)Mon Cheri Baby Zip Up Hoodie (view 1)
    View Product: Mon Cheri Baby Zip Up Hoodie

    Mon Cheri Baby

    Zip Up Hoodie
    Size 0-3 mo
    $11.99 $8.39 30% off with code HOTDEAL
    62% off estimated retail
    Assorted Brands Pullover Hoodie (view 2)Assorted Brands Pullover Hoodie (view 1)Price Drop
    View Product: Assorted Brands Pullover Hoodie

    Assorted Brands

    Pullover Hoodie
    Size 0-3 mo
    $13.99 $7.69 45% off with code HOTDEAL
    62% off estimated retail
    Assorted Brands Cardigan (view 2)Assorted Brands Cardigan (view 1)Price Drop
    View Product: Assorted Brands Cardigan

    Assorted Brands

    Cardigan
    Size 0-3 mo
    $13.99 $7.69 45% off with code HOTDEAL
    66% off estimated retail
    Old Navy Zip Up Hoodie (view 2)Old Navy Zip Up Hoodie (view 1)Price Drop
    View Product: Old Navy Zip Up Hoodie

    Old Navy

    Zip Up Hoodie
    Size 0-3 mo
    $11.99 $7.19 40% off with code HOTDEAL
    44% off estimated retail
    M&S Sweatshirt (view 2)M&S Sweatshirt (view 1)Price Drop
    View Product: M&S Sweatshirt

    M&S

    Sweatshirt
    Size 0-3 mo
    $11.99 $6.59 45% off with code HOTDEAL
    65% off estimated retail
    Assorted Brands Cardigan (view 2)Assorted Brands Cardigan (view 1)Price Drop
    View Product: Assorted Brands Cardigan

    Assorted Brands

    Cardigan
    Size 0-3 mo
    $12.99 $7.79 40% off with code HOTDEAL
    72% off estimated retail
    Gymboree Cardigan (view 2)Gymboree Cardigan (view 1)Price Drop
    View Product: Gymboree Cardigan

    Gymboree

    Cardigan
    Size 0-3 mo
    $13.99 $7.69 45% off with code HOTDEAL
    65% off estimated retail
    Rabbit Bear Sweatshirt (view 2)Rabbit Bear Sweatshirt (view 1)Price Drop
    View Product: Rabbit Bear Sweatshirt

    Rabbit Bear

    Sweatshirt
    Size 0-3 mo
    $11.99 $6.00 50% off with code HOTDEAL
    33% off estimated retail
    Koala Baby Cardigan (view 2)Koala Baby Cardigan (view 1)Price Drop
    View Product: Koala Baby Cardigan

    Koala Baby

    Cardigan
    Size 0-3 mo
    $12.99 $7.79 40% off with code HOTDEAL
    38% off estimated retail
    Old Navy Sweatshirt (view 2)Old Navy Sweatshirt (view 1)Price Drop
    View Product: Old Navy Sweatshirt

    Old Navy

    Sweatshirt
    Size 0-3 mo
    $11.99 $7.19 40% off with code HOTDEAL
    52% off estimated retail
    Unbranded Pullover Hoodie (view 2)Unbranded Pullover Hoodie (view 1)Price Drop
    View Product: Unbranded Pullover Hoodie

    Unbranded

    Pullover Hoodie
    Size 0-3 mo
    $10.24 $6.14 40% off with code HOTDEAL
    69% off estimated retail
    Mini Muffin Cardigan (view 2)Mini Muffin Cardigan (view 1)Price Drop
    View Product: Mini Muffin Cardigan

    Mini Muffin

    Cardigan
    Size 0-3 mo
    $12.24 $7.34 40% off with code HOTDEAL
    47% off estimated retail
    Grace Cardigan (view 2)Grace Cardigan (view 1)Price Drop
    View Product: Grace Cardigan

    Grace

    Cardigan
    Size 0-3 mo
    $7.99 $4.79 40% off with code HOTDEAL
    80% off estimated retail
    Assorted Brands Pullover Hoodie (view 2)Assorted Brands Pullover Hoodie (view 1)Price Drop
    View Product: Assorted Brands Pullover Hoodie

    Assorted Brands

    Pullover Hoodie
    Size 0-3 mo
    $12.99 $7.14 45% off with code HOTDEAL
    62% off estimated retail
    Unbranded Zip Up Hoodie (view 2)Unbranded Zip Up Hoodie (view 1)Price Drop
    View Product: Unbranded Zip Up Hoodie

    Unbranded

    Zip Up Hoodie
    Size 0-3 mo
    $8.99 $5.39 40% off with code HOTDEAL
    69% off estimated retail
    H&M Cardigan (view 2)H&M Cardigan (view 1)Price Drop
    View Product: H&M Cardigan

    H&M

    Cardigan
    Size 0-3 mo
    $14.24 $8.54 40% off with code HOTDEAL
    63% off estimated retail
    DKNY Baby Cardigan (view 2)DKNY Baby Cardigan (view 1)Price Drop
    View Product: DKNY Baby Cardigan

    DKNY Baby

    Cardigan
    Size 0-3 mo
    $8.99 $5.39 40% off with code HOTDEAL
    77% off estimated retail
    DKNY Cardigan (view 2)DKNY Cardigan (view 1)Price Drop
    View Product: DKNY Cardigan

    DKNY

    Cardigan
    Size 0-3 mo
    $8.99 $5.39 40% off with code HOTDEAL
    82% off estimated retail
    Swiggles Zip Up Hoodie (view 2)Swiggles Zip Up Hoodie (view 1)Price Drop
    View Product: Swiggles Zip Up Hoodie

    Swiggles

    Zip Up Hoodie
    Size 0-3 mo
    $11.24 $6.74 40% off with code HOTDEAL
    59% off estimated retail
    Wonder Nation Sweatshirt (view 2)Wonder Nation Sweatshirt (view 1)Price Drop
    View Product: Wonder Nation Sweatshirt

    Wonder Nation

    Sweatshirt
    Size 0-3 mo
    $8.24 $4.94 40% off with code HOTDEAL
    42% off estimated retail
    Baby Gro Cardigan (view 2)Baby Gro Cardigan (view 1)Price Drop
    View Product: Baby Gro Cardigan

    Baby Gro

    Cardigan
    Size 0-3 mo
    $7.24 $4.34 40% off with code HOTDEAL
    58% off estimated retail
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